| 摘要 |
Control system for a combination heating consisting of a central heating with burner (13), boiler (4) and a plurality of radiators (6) connected thereto. The radiators (6) are provided with electric ohmic heaters and valves (7). A switch (2) which is sensitive to a signal from a temperature sensor (2) switches automatically the plant either into a central heating mode or into the individual heating elements mode. |
